Blackburn s expertise with durable, reliable accessories and innovative design has now been turned to an all new line of U-locks. Solid, straight-forward designs that simply work great and provide bombproof reliability. You won t see a lot of gimmickry in the new Blackburn line of Bicycle Security but you will experience a higher level of performance and a Bike Theft Guarantee .Features : 14mm Alloy Steel Shackle *Dual-bolt locking mechanism *8 Ton Pull Strength *Center locking mechanism with sliding dust cover *Laser-cut keyColor : One ColorSize : One SizeProduct dimensions : 3x9x8 inchesProduct weight : 2.35 pounds